Saltwater duck is a famous product in Nanjing. It has a history of more than a thousand years. And the duck meat is the most delicious before and after the Mid-Autumn Festival. Under the sweet-scented osmanthus tree, a bowl of duck meat and a cup of sweet-scented osmanthus wine are really a thing of ghosts and sorrows. Therefore, the saltwater duck is famous for its name: "Osmanthus duck". "White Gate Recipe" records: "Jinling August, salted duck is the most famous, everyone thinks that meat has sweet-scented osmanthus.